Steel Beam Sizes / AISC / HSS Rectangular / HSS 20x6x3/8

HSS 20x6x3/8 Steel Beam Dimensions and Properties

AISC Rectangular HSS · v16.0

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

HSS 20x6x3/8 dimensions

Not to scale. Dimensions shown for reference.

Section properties

Symbols match the steel section finder. Imperial and metric values are shown side by side.

Property Imperial Metric
Weight 63.21 lb/ft 94.10 kg/m
Height 20.00 in 508.00 mm
Width 6.00 in 152.00 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.349 in 8.860 mm
Area 17.30 in² 11,200.00 mm²
Ix 792.00 in⁴ 330,000,000 mm⁴
Iy 118.00 in⁴ 49,100,000 mm⁴
Sx 79.20 in³ 1,300,000 mm³
Sy 39.20 in³ 642,000.00 mm³
Zx 103.00 in³ 1,690,000 mm³
Zy 43.40 in³ 711,000.00 mm³
rx 6.76 in 172.00 mm
ry 2.60 in 66.00 mm
J 345.00 in⁴ 144,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 20x6x3/8.

Lighter in Rectangular HSS

HSS 12x8x1/2

Weight
62.5 lb/ft (-1.2%)
Depth
12.00 in (-40%)
Ix
333.0 in⁴ (-58%)

Heavier in Rectangular HSS

HSS 22x16x1/4

Weight
63.3 lb/ft (+0.1%)
Depth
22.00 in (+10%)
Ix
1,250.0 in⁴ (+58%)

Closest Iₓ in Rectangular HSS

HSS 14x10x3/4

Weight
109.9 lb/ft (+74%)
Depth
14.00 in (-30%)
Ix
792.0 in⁴ (0.0%)
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Source: AISC Shapes Database v16.0 · Methodology